MP18021―100V HIGH FREQUENCY HALF-BRIDGE GATE DRIVER
PIN FUNCTIONS
Pin #
1
2
3
4
5
6
7
8
Name
VDD
BST
Description
Supply input. This pin supplies power to all the internal circuitry. A decoupling capacitor to
ground must be placed close to this pin to ensure stable and clean supply.
Bootstrap. This is the positive power supply for the internal floating high-side MOSFET driver.
Connect a bypass capacitor between this pin and SW pin.
Floating driver output.
Switching node.
Control signal input for the floating driver.
Control signal input for the low side driver.
DRVH
SW
INH
INL
VSS,
Exposed Chip ground. Connect to Exposed pad to VSS for proper thermal operation.
Pad
DRVL Low side driver output.
MP18021 Rev. 1.11
www.MonolithicPower.com
10/20/2015
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2015 MPS. All Rights Reserved.
5
MPS [ MONOLITHIC POWER SYSTEMS ]
